SE K770i ringtone SMSnew what could lengthen it?

Help me about SE K770i moding SMS ringtone duration...

you didn't mention your SE K770i firmware version and CID?
though before applying the given patch check out your phone's firmware version.

Code:

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    ;K770 SW-R8BC004
    ;replace time sms sound
    ;(C) svinuk
    ;(p) moedjs
    45187BA4: 10270000 FFFFFFFF ;no limit

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VKP patch it
what is you k770`s cid ?